(719612) Hoshizaki Main-belt Asteroid
Discovered on 27 October 2019 by COIAS at Maunakea.
Hoshizaki is a fictional high school in the Japanese comic Asteroid in Love created by Quro. The main characters have a dream of discovering asteroids. Through Earth Science Club activities at the school, they met like-minded friends and experts for asteroid searching, making their dream come true. Finally, they named an asteroid they discovered Hoshizaki.Naming citation (WGSBN Bull. 4, #16, 13), IAU / Minor Planet Center, via NASA/JPL
Where Hoshizaki is today
Seen from above the solar system on 2026-10-14: Hoshizaki is 2.61 au from the Sun and 3.50 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 719612 |
| Provisional designation | 2019 UW157 |
| Orbit class | Main-belt Asteroid |
| Absolute magnitude (H) | 18.55 |
| Orbital period | 4.40 years |
| Semi-major axis | 2.68 au |
| Perihelion – aphelion | 2.44 – 2.93 au |
| Eccentricity | 0.0925 |
| Inclination | 5.76° |
| Closest distance between its orbit and Earth's (MOID) | 1.45 au |
Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.